Weekly or near-weekly:
Gallon each of 1% and 2% (boyfriend likes 2%; to me, it's like drinking oil)
meat (ground beef or turkey, chicken, flank steak if we're feeling affluent)
veggies (broccoli, kale...it depends what's available and how adventurous we're feeling
cereal
fruit--apples, cherries, berries (in season), citrus (lemons and limes for cooking, oranges)
bread or English muffins


Staples that I replace as necessary
Cheese
Rice (basmati, preferably)
potatoes
garlic
onions
cilantro
pasta
sauce
canned tomatoes
cocoa powder
various spices
sugar
all-purpose flour
baking soda and powder
honey
tea (we have a cabinet full. It's ridiculous.)
Olive and canola oils

Rarely:
Nuts
Random snacks (at least, on my part).
2 liter of Coke (mostly occurs during finals)
chocolate (see above)